package com.tool.base.utils;

import java.security.Key;
import java.security.SecureRandom;
import javax.crypto.Cipher;
import javax.crypto.KeyGenerator;

import sun.misc.BASE64Decoder;
import sun.misc.BASE64Encoder;

public class DesUtils {
	private static Key key;
	private static String KEY_STR = "ribdeskey";

	static {
		try {
			KeyGenerator generator = KeyGenerator.getInstance("DES");
			SecureRandom secureRandom = SecureRandom.getInstance("SHA1PRNG");
			secureRandom.setSeed(KEY_STR.getBytes());
			generator.init(secureRandom);
			key = generator.generateKey();
			generator = null;
		} catch (Exception e) {
			throw new RuntimeException(e);
		}
	}

	public static String getEncryptString(String str) {
		BASE64Encoder base64Encoder = new BASE64Encoder();
		try {
			byte[] strBytes = str.getBytes("UTF-8");
			Cipher cipher = Cipher.getInstance("DES");
			cipher.init(1, key);
			byte[] encryptStrBytes = cipher.doFinal(strBytes);
			return base64Encoder.encode(encryptStrBytes);
		} catch (Exception e) {
			throw new RuntimeException(e);
		}
	}

	public static String getDecryptString(String str) {
		BASE64Decoder base64Decoder = new BASE64Decoder();
		try {
			byte[] strBytes = base64Decoder.decodeBuffer(str);
			Cipher cipher = Cipher.getInstance("DES");
			cipher.init(2, key);
			byte[] encryptStrBytes = cipher.doFinal(strBytes);
			return new String(encryptStrBytes, "UTF-8");
		} catch (Exception e) {
			throw new RuntimeException(e);
		}
	}

	public static void main(String[] args) {
		String name = "root";
		String password = "1234";
		String encryname = getEncryptString(name);
		String encrypassword = getEncryptString(password);
		System.out.println(encryname);
		System.out.println(encrypassword);

		System.out.println(getDecryptString(encryname));
		System.out.println(getDecryptString(encrypassword));
	}

	public DesUtils() {
	}
}

/*
 * Location: /Users/liushuangquan/myApp/lib/com/rib/0.1.7/rib-0.1.7.jar
 * Qualified Name: com.rib.common.utils.DesUtils Java Class Version: 5 (49.0)
 * JD-Core Version: 0.7.0.1
 */